Cap



FIG. 1 is a side perspective view of a cap showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a side elevation view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line showing of environment is for illustrative purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for a cap, as shown and described. 